General description The Car Radio Bluetooth Music AUX Cable Handsfree Adapter Harness Kit is designed to enhance your in-car audio experience by allowing you to connect your mobile devices via Bluetooth. This adapter is compatible with various BMW models, enabling you to play music directly through your car speakers. Technical specifications Voltage Input: 5V-12V DC Operating Current: 600mA Standby Current: 20mA DAC Resolution: 20bit Total Harmonic Distortion: 0.05% Signal to Noise Ratio: 90dB Frequency Response: 20Hz-20kHz Operating Temperature: -35℃ to +75℃ Compatibility and accessories Compatible with BMW models: E60 (5 Series: 525i, 525it, 528i, 528it, 530i, 530it, 540i, 540iT, M5 from 2004-2010) Compatible with E63/E64 (6 Series: 630Ci, 630i, 645ci, 650i, M6 from 2003-2010) Compatible with E65/E66 (7 Series: 735i, 735li, 740i, 740li, 745i, 745li, 750i, 750li, 760i, 760li from 2002-2008) Suitable for M-ASK, ASK-CD Compatible with 1st Series (E87, E88, E81, E82) and 3 Series